Indian Bank — my amount not show in my account

Address:

Ganga Ram pur, Hardoi, Uttar Pradesh, 241303

Sir,
My account no [protected] name akanksha rathour.
Amazon sent massage
My refund of rs 12999.00 has been processed successfully on 08/09/2019. The amount should reflect in your account by 16/09/2019.
The authorization code (Refund reference number) for the transaction is 03om3osf0000k00r94aj.
In case you do not receive the refund within 5 business days, please contact your bank’s customer care and mention the above authorization code (Refund reference number). Please remember that you will have to call your bank’s customer care center and not visit the branch for this query.

But not show my amount in my account